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Tuesday brought residents of the planet's dirtiest urban center found themselves exposed to dangerously toxic air that fell into the "severe" category.

Record-Breaking Air Quality Readings

Several parts of the capital registered an AQI over 500, which translates to ten times the safe threshold set by the World Health Organization.

Particular areas, concentrations of PM2.5 and PM10 hit highs of 1,800, amounting to 15-20x higher than healthy limits.

Fireworks Ban and Current Changes

Since 2020, officials had implemented a complete ban on the distribution and bursting of pyrotechnics during the Festival of Lights due to their major role to the dangerous pollution that covers the city as the cold season sets in.

Nevertheless earlier this year, the current city leadership approached the highest court to propose a easing of the restrictions.

Officials advocated for allowing "eco-friendly fireworks" – which have been doubted by environmentalists as being only approximately one-third reduced emissions – as a balance between "tradition and public health".

Legal Decision and Implementation

To the disappointment of public health and environmental activists, the court agreed to the appeal, specifying that eco-friendly pyrotechnics could be ignited during specific periods throughout the festival.

During the celebrations, there was extensive violation of the time restrictions across the metropolis, with little enforcement regarding whether the fireworks being used were actually the supposedly greener type.

Numerous monitoring devices throughout Delhi registered air quality peaking around late evening to extremely hazardous measurements seen during the festival in at least recent memory.

International Effects

Extensive ignition of fireworks during the celebrations also sparked a blame game with neighbouring the neighboring country, with officials in Pakistani the Punjab region pointing to declining pollution levels in the city of Lahore on contaminants coming from across the border following the festivities.

Chronic Pollution Issue

Extremely elevated concentrations of air contamination in Delhi have persisted as a significant problem for fifteen-plus years, with the problem gradually deteriorating.

Near the festival period, the levels of hazardous particulate matter in the atmosphere has been documented to spike to significantly exceeding the most severe records ever measured in Beijing, which was formerly considered as the globally most contaminated city.

Diverse Pollution Sources

This crisis in the capital is attributed to a convergence of different contributors including transportation pollution, airborne particles, development work, garbage fires and pollutants from farm burning in nearby areas of neighboring agricultural zones.

Throughout these areas, agricultural workers illegally set their fields on fire to clear them quickly, generating hazardous smog that becomes contained over the city as cooler air arrives.

Public Health and Economic Impact

Both financial and medical consequences on the nearly 33 million residents calling home the Delhi area is significant, according to numerous investigations.

This pollution results in high levels of nervous system, heart and circulatory and lung diseases, and can result in malignancies.

The pollution is calculated to be causing approximately 10k untimely deaths each year in the capital.